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musix-oss/node_modules/protobufjs/dist/minimal/protobuf.js

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/*!
* protobuf.js v6.8.8 (c) 2016, daniel wirtz
* compiled thu, 19 jul 2018 00:33:25 utc
* licensed under the bsd-3-clause license
* see: https://github.com/dcodeio/protobuf.js for details
*/
(function(undefined){"use strict";(function prelude(modules, cache, entries) {
// This is the prelude used to bundle protobuf.js for the browser. Wraps up the CommonJS
// sources through a conflict-free require shim and is again wrapped within an iife that
// provides a minification-friendly `undefined` var plus a global "use strict" directive
// so that minification can remove the directives of each module.
function $require(name) {
var $module = cache[name];
if (!$module)
modules[name][0].call($module = cache[name] = { exports: {} }, $require, $module, $module.exports);
return $module.exports;
}
var protobuf = $require(entries[0]);
// Expose globally
protobuf.util.global.protobuf = protobuf;
// Be nice to AMD
if (typeof define === "function" && define.amd)
define(["long"], function(Long) {
if (Long && Long.isLong) {
protobuf.util.Long = Long;
protobuf.configure();
}
return protobuf;
});
// Be nice to CommonJS
if (typeof module === "object" && module && module.exports)
module.exports = protobuf;
})/* end of prelude */({1:[function(require,module,exports){
"use strict";
module.exports = asPromise;
/**
* Callback as used by {@link util.asPromise}.
* @typedef asPromiseCallback
* @type {function}
* @param {Error|null} error Error, if any
* @param {...*} params Additional arguments
* @returns {undefined}
*/
/**
* Returns a promise from a node-style callback function.
* @memberof util
* @param {asPromiseCallback} fn Function to call
* @param {*} ctx Function context
* @param {...*} params Function arguments
* @returns {Promise<*>} Promisified function
*/
function asPromise(fn, ctx/*, varargs */) {
var params = new Array(arguments.length - 1),
offset = 0,
index = 2,
pending = true;
while (index < arguments.length)
params[offset++] = arguments[index++];
return new Promise(function executor(resolve, reject) {
params[offset] = function callback(err/*, varargs */) {
if (pending) {
pending = false;
if (err)
reject(err);
else {
var params = new Array(arguments.length - 1),
offset = 0;
while (offset < params.length)
params[offset++] = arguments[offset];
resolve.apply(null, params);
}
}
};
try {
fn.apply(ctx || null, params);
} catch (err) {
if (pending) {
pending = false;
reject(err);
}
}
});
}
},{}],2:[function(require,module,exports){
"use strict";
/**
* A minimal base64 implementation for number arrays.
* @memberof util
* @namespace
*/
var base64 = exports;
/**
* Calculates the byte length of a base64 encoded string.
* @param {string} string Base64 encoded string
* @returns {number} Byte length
*/
base64.length = function length(string) {
var p = string.length;
if (!p)
return 0;
var n = 0;
while (--p % 4 > 1 && string.charAt(p) === "=")
++n;
return Math.ceil(string.length * 3) / 4 - n;
};
// Base64 encoding table
var b64 = new Array(64);
// Base64 decoding table
var s64 = new Array(123);
// 65..90, 97..122, 48..57, 43, 47
for (var i = 0; i < 64;)
s64[b64[i] = i < 26 ? i + 65 : i < 52 ? i + 71 : i < 62 ? i - 4 : i - 59 | 43] = i++;
/**
* Encodes a buffer to a base64 encoded string.
* @param {Uint8Array} buffer Source buffer
* @param {number} start Source start
* @param {number} end Source end
* @returns {string} Base64 encoded string
*/
base64.encode = function encode(buffer, start, end) {
var parts = null,
chunk = [];
var i = 0, // output index
j = 0, // goto index
t; // temporary
while (start < end) {
var b = buffer[start++];
switch (j) {
case 0:
chunk[i++] = b64[b >> 2];
t = (b & 3) << 4;
j = 1;
break;
case 1:
chunk[i++] = b64[t | b >> 4];
t = (b & 15) << 2;
j = 2;
break;
case 2:
chunk[i++] = b64[t | b >> 6];
chunk[i++] = b64[b & 63];
j = 0;
break;
}
if (i > 8191) {
(parts || (parts = [])).push(String.fromCharCode.apply(String, chunk));
i = 0;
}
}
if (j) {
chunk[i++] = b64[t];
chunk[i++] = 61;
if (j === 1)
chunk[i++] = 61;
}
if (parts) {
if (i)
parts.push(String.fromCharCode.apply(String, chunk.slice(0, i)));
return parts.join("");
}
return String.fromCharCode.apply(String, chunk.slice(0, i));
};
var invalidEncoding = "invalid encoding";
/**
* Decodes a base64 encoded string to a buffer.
* @param {string} string Source string
* @param {Uint8Array} buffer Destination buffer
* @param {number} offset Destination offset
* @returns {number} Number of bytes written
* @throws {Error} If encoding is invalid
*/
base64.decode = function decode(string, buffer, offset) {
var start = offset;
var j = 0, // goto index
t; // temporary
for (var i = 0; i < string.length;) {
var c = string.charCodeAt(i++);
if (c === 61 && j > 1)
break;
if ((c = s64[c]) === undefined)
throw Error(invalidEncoding);
switch (j) {
case 0:
t = c;
j = 1;
break;
case 1:
buffer[offset++] = t << 2 | (c & 48) >> 4;
t = c;
j = 2;
break;
case 2:
buffer[offset++] = (t & 15) << 4 | (c & 60) >> 2;
t = c;
j = 3;
break;
case 3:
buffer[offset++] = (t & 3) << 6 | c;
j = 0;
break;
}
}
if (j === 1)
throw Error(invalidEncoding);
return offset - start;
};
/**
* Tests if the specified string appears to be base64 encoded.
* @param {string} string String to test
* @returns {boolean} `true` if probably base64 encoded, otherwise false
*/
base64.test = function test(string) {
return /^(?:[A-Za-z0-9+/]{4})*(?:[A-Za-z0-9+/]{2}==|[A-Za-z0-9+/]{3}=)?$/.test(string);
};
},{}],3:[function(require,module,exports){
"use strict";
module.exports = EventEmitter;
/**
* Constructs a new event emitter instance.
* @classdesc A minimal event emitter.
* @memberof util
* @constructor
*/
function EventEmitter() {
/**
* Registered listeners.
* @type {Object.<string,*>}
* @private
*/
this._listeners = {};
}
/**
* Registers an event listener.
* @param {string} evt Event name
* @param {function} fn Listener
* @param {*} [ctx] Listener context
* @returns {util.EventEmitter} `this`
*/
EventEmitter.prototype.on = function on(evt, fn, ctx) {
(this._listeners[evt] || (this._listeners[evt] = [])).push({
fn : fn,
ctx : ctx || this
});
return this;
};
/**
* Removes an event listener or any matching listeners if arguments are omitted.
* @param {string} [evt] Event name. Removes all listeners if omitted.
* @param {function} [fn] Listener to remove. Removes all listeners of `evt` if omitted.
* @returns {util.EventEmitter} `this`
*/
EventEmitter.prototype.off = function off(evt, fn) {
if (evt === undefined)
this._listeners = {};
else {
if (fn === undefined)
this._listeners[evt] = [];
else {
var listeners = this._listeners[evt];
for (var i = 0; i < listeners.length;)
if (listeners[i].fn === fn)
listeners.splice(i, 1);
else
++i;
}
}
return this;
};
/**
* Emits an event by calling its listeners with the specified arguments.
* @param {string} evt Event name
* @param {...*} args Arguments
* @returns {util.EventEmitter} `this`
*/
EventEmitter.prototype.emit = function emit(evt) {
var listeners = this._listeners[evt];
if (listeners) {
var args = [],
i = 1;
for (; i < arguments.length;)
args.push(arguments[i++]);
for (i = 0; i < listeners.length;)
listeners[i].fn.apply(listeners[i++].ctx, args);
}
return this;
};
},{}],4:[function(require,module,exports){
"use strict";
module.exports = factory(factory);
/**
* Reads / writes floats / doubles from / to buffers.
* @name util.float
* @namespace
*/
/**
* Writes a 32 bit float to a buffer using little endian byte order.
* @name util.float.writeFloatLE
* @function
* @param {number} val Value to write
* @param {Uint8Array} buf Target buffer
* @param {number} pos Target buffer offset
* @returns {undefined}
*/
/**
* Writes a 32 bit float to a buffer using big endian byte order.
* @name util.float.writeFloatBE
* @function
* @param {number} val Value to write
* @param {Uint8Array} buf Target buffer
* @param {number} pos Target buffer offset
* @returns {undefined}
*/
/**
* Reads a 32 bit float from a buffer using little endian byte order.
* @name util.float.readFloatLE
* @function
* @param {Uint8Array} buf Source buffer
* @param {number} pos Source buffer offset
* @returns {number} Value read
*/
/**
* Reads a 32 bit float from a buffer using big endian byte order.
* @name util.float.readFloatBE
* @function
* @param {Uint8Array} buf Source buffer
* @param {number} pos Source buffer offset
* @returns {number} Value read
*/
/**
* Writes a 64 bit double to a buffer using little endian byte order.
* @name util.float.writeDoubleLE
* @function
* @param {number} val Value to write
* @param {Uint8Array} buf Target buffer
* @param {number} pos Target buffer offset
* @returns {undefined}
*/
/**
* Writes a 64 bit double to a buffer using big endian byte order.
* @name util.float.writeDoubleBE
* @function
* @param {number} val Value to write
* @param {Uint8Array} buf Target buffer
* @param {number} pos Target buffer offset
* @returns {undefined}
*/
/**
* Reads a 64 bit double from a buffer using little endian byte order.
* @name util.float.readDoubleLE
* @function
* @param {Uint8Array} buf Source buffer
* @param {number} pos Source buffer offset
* @returns {number} Value read
*/
/**
* Reads a 64 bit double from a buffer using big endian byte order.
* @name util.float.readDoubleBE
* @function
* @param {Uint8Array} buf Source buffer
* @param {number} pos Source buffer offset
* @returns {number} Value read
*/
// Factory function for the purpose of node-based testing in modified global environments
function factory(exports) {
// float: typed array
if (typeof Float32Array !== "undefined") (function() {
var f32 = new Float32Array([ -0 ]),
f8b = new Uint8Array(f32.buffer),
le = f8b[3] === 128;
function writeFloat_f32_cpy(val, buf, pos) {
f32[0] = val;
buf[pos ] = f8b[0];
buf[pos + 1] = f8b[1];
buf[pos + 2] = f8b[2];
buf[pos + 3] = f8b[3];
}
function writeFloat_f32_rev(val, buf, pos) {
f32[0] = val;
buf[pos ] = f8b[3];
buf[pos + 1] = f8b[2];
buf[pos + 2] = f8b[1];
buf[pos + 3] = f8b[0];
}
/* istanbul ignore next */
exports.writeFloatLE = le ? writeFloat_f32_cpy : writeFloat_f32_rev;
/* istanbul ignore next */
exports.writeFloatBE = le ? writeFloat_f32_rev : writeFloat_f32_cpy;
function readFloat_f32_cpy(buf, pos) {
f8b[0] = buf[pos ];
f8b[1] = buf[pos + 1];
f8b[2] = buf[pos + 2];
f8b[3] = buf[pos + 3];
return f32[0];
}
function readFloat_f32_rev(buf, pos) {
f8b[3] = buf[pos ];
f8b[2] = buf[pos + 1];
f8b[1] = buf[pos + 2];
f8b[0] = buf[pos + 3];
return f32[0];
}
/* istanbul ignore next */
exports.readFloatLE = le ? readFloat_f32_cpy : readFloat_f32_rev;
/* istanbul ignore next */
exports.readFloatBE = le ? readFloat_f32_rev : readFloat_f32_cpy;
// float: ieee754
})(); else (function() {
function writeFloat_ieee754(writeUint, val, buf, pos) {
var sign = val < 0 ? 1 : 0;
if (sign)
val = -val;
if (val === 0)
writeUint(1 / val > 0 ? /* positive */ 0 : /* negative 0 */ 2147483648, buf, pos);
else if (isNaN(val))
writeUint(2143289344, buf, pos);
else if (val > 3.4028234663852886e+38) // +-Infinity
writeUint((sign << 31 | 2139095040) >>> 0, buf, pos);
else if (val < 1.1754943508222875e-38) // denormal
writeUint((sign << 31 | Math.round(val / 1.401298464324817e-45)) >>> 0, buf, pos);
else {
var exponent = Math.floor(Math.log(val) / Math.LN2),
mantissa = Math.round(val * Math.pow(2, -exponent) * 8388608) & 8388607;
writeUint((sign << 31 | exponent + 127 << 23 | mantissa) >>> 0, buf, pos);
}
}
exports.writeFloatLE = writeFloat_ieee754.bind(null, writeUintLE);
exports.writeFloatBE = writeFloat_ieee754.bind(null, writeUintBE);
function readFloat_ieee754(readUint, buf, pos) {
var uint = readUint(buf, pos),
sign = (uint >> 31) * 2 + 1,
exponent = uint >>> 23 & 255,
mantissa = uint & 8388607;
return exponent === 255
? mantissa
? NaN
: sign * Infinity
: exponent === 0 // denormal
? sign * 1.401298464324817e-45 * mantissa
: sign * Math.pow(2, exponent - 150) * (mantissa + 8388608);
}
exports.readFloatLE = readFloat_ieee754.bind(null, readUintLE);
exports.readFloatBE = readFloat_ieee754.bind(null, readUintBE);
})();
// double: typed array
if (typeof Float64Array !== "undefined") (function() {
var f64 = new Float64Array([-0]),
f8b = new Uint8Array(f64.buffer),
le = f8b[7] === 128;
function writeDouble_f64_cpy(val, buf, pos) {
f64[0] = val;
buf[pos ] = f8b[0];
buf[pos + 1] = f8b[1];
buf[pos + 2] = f8b[2];
buf[pos + 3] = f8b[3];
buf[pos + 4] = f8b[4];
buf[pos + 5] = f8b[5];
buf[pos + 6] = f8b[6];
buf[pos + 7] = f8b[7];
}
function writeDouble_f64_rev(val, buf, pos) {
f64[0] = val;
buf[pos ] = f8b[7];
buf[pos + 1] = f8b[6];
buf[pos + 2] = f8b[5];
buf[pos + 3] = f8b[4];
buf[pos + 4] = f8b[3];
buf[pos + 5] = f8b[2];
buf[pos + 6] = f8b[1];
buf[pos + 7] = f8b[0];
}
/* istanbul ignore next */
exports.writeDoubleLE = le ? writeDouble_f64_cpy : writeDouble_f64_rev;
/* istanbul ignore next */
exports.writeDoubleBE = le ? writeDouble_f64_rev : writeDouble_f64_cpy;
function readDouble_f64_cpy(buf, pos) {
f8b[0] = buf[pos ];
f8b[1] = buf[pos + 1];
f8b[2] = buf[pos + 2];
f8b[3] = buf[pos + 3];
f8b[4] = buf[pos + 4];
f8b[5] = buf[pos + 5];
f8b[6] = buf[pos + 6];
f8b[7] = buf[pos + 7];
return f64[0];
}
function readDouble_f64_rev(buf, pos) {
f8b[7] = buf[pos ];
f8b[6] = buf[pos + 1];
f8b[5] = buf[pos + 2];
f8b[4] = buf[pos + 3];
f8b[3] = buf[pos + 4];
f8b[2] = buf[pos + 5];
f8b[1] = buf[pos + 6];
f8b[0] = buf[pos + 7];
return f64[0];
}
/* istanbul ignore next */
exports.readDoubleLE = le ? readDouble_f64_cpy : readDouble_f64_rev;
/* istanbul ignore next */
exports.readDoubleBE = le ? readDouble_f64_rev : readDouble_f64_cpy;
// double: ieee754
})(); else (function() {
function writeDouble_ieee754(writeUint, off0, off1, val, buf, pos) {
var sign = val < 0 ? 1 : 0;
if (sign)
val = -val;
if (val === 0) {
writeUint(0, buf, pos + off0);
writeUint(1 / val > 0 ? /* positive */ 0 : /* negative 0 */ 2147483648, buf, pos + off1);
} else if (isNaN(val)) {
writeUint(0, buf, pos + off0);
writeUint(2146959360, buf, pos + off1);
} else if (val > 1.7976931348623157e+308) { // +-Infinity
writeUint(0, buf, pos + off0);
writeUint((sign << 31 | 2146435072) >>> 0, buf, pos + off1);
} else {
var mantissa;
if (val < 2.2250738585072014e-308) { // denormal
mantissa = val / 5e-324;
writeUint(mantissa >>> 0, buf, pos + off0);
writeUint((sign << 31 | mantissa / 4294967296) >>> 0, buf, pos + off1);
} else {
var exponent = Math.floor(Math.log(val) / Math.LN2);
if (exponent === 1024)
exponent = 1023;
mantissa = val * Math.pow(2, -exponent);
writeUint(mantissa * 4503599627370496 >>> 0, buf, pos + off0);
writeUint((sign << 31 | exponent + 1023 << 20 | mantissa * 1048576 & 1048575) >>> 0, buf, pos + off1);
}
}
}
exports.writeDoubleLE = writeDouble_ieee754.bind(null, writeUintLE, 0, 4);
exports.writeDoubleBE = writeDouble_ieee754.bind(null, writeUintBE, 4, 0);
function readDouble_ieee754(readUint, off0, off1, buf, pos) {
var lo = readUint(buf, pos + off0),
hi = readUint(buf, pos + off1);
var sign = (hi >> 31) * 2 + 1,
exponent = hi >>> 20 & 2047,
mantissa = 4294967296 * (hi & 1048575) + lo;
return exponent === 2047
? mantissa
? NaN
: sign * Infinity
: exponent === 0 // denormal
? sign * 5e-324 * mantissa
: sign * Math.pow(2, exponent - 1075) * (mantissa + 4503599627370496);
}
exports.readDoubleLE = readDouble_ieee754.bind(null, readUintLE, 0, 4);
exports.readDoubleBE = readDouble_ieee754.bind(null, readUintBE, 4, 0);
})();
return exports;
}
// uint helpers
function writeUintLE(val, buf, pos) {
buf[pos ] = val & 255;
buf[pos + 1] = val >>> 8 & 255;
buf[pos + 2] = val >>> 16 & 255;
buf[pos + 3] = val >>> 24;
}
function writeUintBE(val, buf, pos) {
buf[pos ] = val >>> 24;
buf[pos + 1] = val >>> 16 & 255;
buf[pos + 2] = val >>> 8 & 255;
buf[pos + 3] = val & 255;
}
function readUintLE(buf, pos) {
return (buf[pos ]
| buf[pos + 1] << 8
| buf[pos + 2] << 16
| buf[pos + 3] << 24) >>> 0;
}
function readUintBE(buf, pos) {
return (buf[pos ] << 24
| buf[pos + 1] << 16
| buf[pos + 2] << 8
| buf[pos + 3]) >>> 0;
}
},{}],5:[function(require,module,exports){
"use strict";
module.exports = inquire;
/**
* Requires a module only if available.
* @memberof util
* @param {string} moduleName Module to require
* @returns {?Object} Required module if available and not empty, otherwise `null`
*/
function inquire(moduleName) {
try {
var mod = eval("quire".replace(/^/,"re"))(moduleName); // eslint-disable-line no-eval
if (mod && (mod.length || Object.keys(mod).length))
return mod;
} catch (e) {} // eslint-disable-line no-empty
return null;
}
},{}],6:[function(require,module,exports){
"use strict";
module.exports = pool;
/**
* An allocator as used by {@link util.pool}.
* @typedef PoolAllocator
* @type {function}
* @param {number} size Buffer size
* @returns {Uint8Array} Buffer
*/
/**
* A slicer as used by {@link util.pool}.
* @typedef PoolSlicer
* @type {function}
* @param {number} start Start offset
* @param {number} end End offset
* @returns {Uint8Array} Buffer slice
* @this {Uint8Array}
*/
/**
* A general purpose buffer pool.
* @memberof util
* @function
* @param {PoolAllocator} alloc Allocator
* @param {PoolSlicer} slice Slicer
* @param {number} [size=8192] Slab size
* @returns {PoolAllocator} Pooled allocator
*/
function pool(alloc, slice, size) {
var SIZE = size || 8192;
var MAX = SIZE >>> 1;
var slab = null;
var offset = SIZE;
return function pool_alloc(size) {
if (size < 1 || size > MAX)
return alloc(size);
if (offset + size > SIZE) {
slab = alloc(SIZE);
offset = 0;
}
var buf = slice.call(slab, offset, offset += size);
if (offset & 7) // align to 32 bit
offset = (offset | 7) + 1;
return buf;
};
}
},{}],7:[function(require,module,exports){
"use strict";
/**
* A minimal UTF8 implementation for number arrays.
* @memberof util
* @namespace
*/
var utf8 = exports;
/**
* Calculates the UTF8 byte length of a string.
* @param {string} string String
* @returns {number} Byte length
*/
utf8.length = function utf8_length(string) {
var len = 0,
c = 0;
for (var i = 0; i < string.length; ++i) {
c = string.charCodeAt(i);
if (c < 128)
len += 1;
else if (c < 2048)
len += 2;
else if ((c & 0xFC00) === 0xD800 && (string.charCodeAt(i + 1) & 0xFC00) === 0xDC00) {
++i;
len += 4;
} else
len += 3;
}
return len;
};
/**
* Reads UTF8 bytes as a string.
* @param {Uint8Array} buffer Source buffer
* @param {number} start Source start
* @param {number} end Source end
* @returns {string} String read
*/
utf8.read = function utf8_read(buffer, start, end) {
var len = end - start;
if (len < 1)
return "";
var parts = null,
chunk = [],
i = 0, // char offset
t; // temporary
while (start < end) {
t = buffer[start++];
if (t < 128)
chunk[i++] = t;
else if (t > 191 && t < 224)
chunk[i++] = (t & 31) << 6 | buffer[start++] & 63;
else if (t > 239 && t < 365) {
t = ((t & 7) << 18 | (buffer[start++] & 63) << 12 | (buffer[start++] & 63) << 6 | buffer[start++] & 63) - 0x10000;
chunk[i++] = 0xD800 + (t >> 10);
chunk[i++] = 0xDC00 + (t & 1023);
} else
chunk[i++] = (t & 15) << 12 | (buffer[start++] & 63) << 6 | buffer[start++] & 63;
if (i > 8191) {
(parts || (parts = [])).push(String.fromCharCode.apply(String, chunk));
i = 0;
}
}
if (parts) {
if (i)
parts.push(String.fromCharCode.apply(String, chunk.slice(0, i)));
return parts.join("");
}
return String.fromCharCode.apply(String, chunk.slice(0, i));
};
/**
* Writes a string as UTF8 bytes.
* @param {string} string Source string
* @param {Uint8Array} buffer Destination buffer
* @param {number} offset Destination offset
* @returns {number} Bytes written
*/
utf8.write = function utf8_write(string, buffer, offset) {
var start = offset,
c1, // character 1
c2; // character 2
for (var i = 0; i < string.length; ++i) {
c1 = string.charCodeAt(i);
if (c1 < 128) {
buffer[offset++] = c1;
} else if (c1 < 2048) {
buffer[offset++] = c1 >> 6 | 192;
buffer[offset++] = c1 & 63 | 128;
} else if ((c1 & 0xFC00) === 0xD800 && ((c2 = string.charCodeAt(i + 1)) & 0xFC00) === 0xDC00) {
c1 = 0x10000 + ((c1 & 0x03FF) << 10) + (c2 & 0x03FF);
++i;
buffer[offset++] = c1 >> 18 | 240;
buffer[offset++] = c1 >> 12 & 63 | 128;
buffer[offset++] = c1 >> 6 & 63 | 128;
buffer[offset++] = c1 & 63 | 128;
} else {
buffer[offset++] = c1 >> 12 | 224;
buffer[offset++] = c1 >> 6 & 63 | 128;
buffer[offset++] = c1 & 63 | 128;
}
}
return offset - start;
};
},{}],8:[function(require,module,exports){
"use strict";
var protobuf = exports;
/**
* Build type, one of `"full"`, `"light"` or `"minimal"`.
* @name build
* @type {string}
* @const
*/
protobuf.build = "minimal";
// Serialization
protobuf.Writer = require(16);
protobuf.BufferWriter = require(17);
protobuf.Reader = require(9);
protobuf.BufferReader = require(10);
// Utility
protobuf.util = require(15);
protobuf.rpc = require(12);
protobuf.roots = require(11);
protobuf.configure = configure;
/* istanbul ignore next */
/**
* Reconfigures the library according to the environment.
* @returns {undefined}
*/
function configure() {
protobuf.Reader._configure(protobuf.BufferReader);
protobuf.util._configure();
}
// Set up buffer utility according to the environment
protobuf.Writer._configure(protobuf.BufferWriter);
configure();
},{"10":10,"11":11,"12":12,"15":15,"16":16,"17":17,"9":9}],9:[function(require,module,exports){
"use strict";
module.exports = Reader;
var util = require(15);
var BufferReader; // cyclic
var LongBits = util.LongBits,
utf8 = util.utf8;
/* istanbul ignore next */
function indexOutOfRange(reader, writeLength) {
return RangeError("index out of range: " + reader.pos + " + " + (writeLength || 1) + " > " + reader.len);
}
/**
* Constructs a new reader instance using the specified buffer.
* @classdesc Wire format reader using `Uint8Array` if available, otherwise `Array`.
* @constructor
* @param {Uint8Array} buffer Buffer to read from
*/
function Reader(buffer) {
/**
* Read buffer.
* @type {Uint8Array}
*/
this.buf = buffer;
/**
* Read buffer position.
* @type {number}
*/
this.pos = 0;
/**
* Read buffer length.
* @type {number}
*/
this.len = buffer.length;
}
var create_array = typeof Uint8Array !== "undefined"
? function create_typed_array(buffer) {
if (buffer instanceof Uint8Array || Array.isArray(buffer))
return new Reader(buffer);
throw Error("illegal buffer");
}
/* istanbul ignore next */
: function create_array(buffer) {
if (Array.isArray(buffer))
return new Reader(buffer);
throw Error("illegal buffer");
};
/**
* Creates a new reader using the specified buffer.
* @function
* @param {Uint8Array|Buffer} buffer Buffer to read from
* @returns {Reader|BufferReader} A {@link BufferReader} if `buffer` is a Buffer, otherwise a {@link Reader}
* @throws {Error} If `buffer` is not a valid buffer
*/
Reader.create = util.Buffer
? function create_buffer_setup(buffer) {
return (Reader.create = function create_buffer(buffer) {
return util.Buffer.isBuffer(buffer)
? new BufferReader(buffer)
/* istanbul ignore next */
: create_array(buffer);
})(buffer);
}
/* istanbul ignore next */
: create_array;
Reader.prototype._slice = util.Array.prototype.subarray || /* istanbul ignore next */ util.Array.prototype.slice;
/**
* Reads a varint as an unsigned 32 bit value.
* @function
* @returns {number} Value read
*/
Reader.prototype.uint32 = (function read_uint32_setup() {
var value = 4294967295; // optimizer type-hint, tends to deopt otherwise (?!)
return function read_uint32() {
value = ( this.buf[this.pos] & 127 ) >>> 0; if (this.buf[this.pos++] < 128) return value;
value = (value | (this.buf[this.pos] & 127) << 7) >>> 0; if (this.buf[this.pos++] < 128) return value;
value = (value | (this.buf[this.pos] & 127) << 14) >>> 0; if (this.buf[this.pos++] < 128) return value;
value = (value | (this.buf[this.pos] & 127) << 21) >>> 0; if (this.buf[this.pos++] < 128) return value;
value = (value | (this.buf[this.pos] & 15) << 28) >>> 0; if (this.buf[this.pos++] < 128) return value;
/* istanbul ignore if */
if ((this.pos += 5) > this.len) {
this.pos = this.len;
throw indexOutOfRange(this, 10);
}
return value;
};
})();
/**
* Reads a varint as a signed 32 bit value.
* @returns {number} Value read
*/
Reader.prototype.int32 = function read_int32() {
return this.uint32() | 0;
};
/**
* Reads a zig-zag encoded varint as a signed 32 bit value.
* @returns {number} Value read
*/
Reader.prototype.sint32 = function read_sint32() {
var value = this.uint32();
return value >>> 1 ^ -(value & 1) | 0;
};
/* eslint-disable no-invalid-this */
function readLongVarint() {
// tends to deopt with local vars for octet etc.
var bits = new LongBits(0, 0);
var i = 0;
if (this.len - this.pos > 4) { // fast route (lo)
for (; i < 4; ++i) {
// 1st..4th
bits.lo = (bits.lo | (this.buf[this.pos] & 127) << i * 7) >>> 0;
if (this.buf[this.pos++] < 128)
return bits;
}
// 5th
bits.lo = (bits.lo | (this.buf[this.pos] & 127) << 28) >>> 0;
bits.hi = (bits.hi | (this.buf[this.pos] & 127) >> 4) >>> 0;
if (this.buf[this.pos++] < 128)
return bits;
i = 0;
} else {
for (; i < 3; ++i) {
/* istanbul ignore if */
if (this.pos >= this.len)
throw indexOutOfRange(this);
// 1st..3th
bits.lo = (bits.lo | (this.buf[this.pos] & 127) << i * 7) >>> 0;
if (this.buf[this.pos++] < 128)
return bits;
}
// 4th
bits.lo = (bits.lo | (this.buf[this.pos++] & 127) << i * 7) >>> 0;
return bits;
}
if (this.len - this.pos > 4) { // fast route (hi)
for (; i < 5; ++i) {
// 6th..10th
bits.hi = (bits.hi | (this.buf[this.pos] & 127) << i * 7 + 3) >>> 0;
if (this.buf[this.pos++] < 128)
return bits;
}
} else {
for (; i < 5; ++i) {
/* istanbul ignore if */
if (this.pos >= this.len)
throw indexOutOfRange(this);
// 6th..10th
bits.hi = (bits.hi | (this.buf[this.pos] & 127) << i * 7 + 3) >>> 0;
if (this.buf[this.pos++] < 128)
return bits;
}
}
/* istanbul ignore next */
throw Error("invalid varint encoding");
}
/* eslint-enable no-invalid-this */
/**
* Reads a varint as a signed 64 bit value.
* @name Reader#int64
* @function
* @returns {Long} Value read
*/
/**
* Reads a varint as an unsigned 64 bit value.
* @name Reader#uint64
* @function
* @returns {Long} Value read
*/
/**
* Reads a zig-zag encoded varint as a signed 64 bit value.
* @name Reader#sint64
* @function
* @returns {Long} Value read
*/
/**
* Reads a varint as a boolean.
* @returns {boolean} Value read
*/
Reader.prototype.bool = function read_bool() {
return this.uint32() !== 0;
};
function readFixed32_end(buf, end) { // note that this uses `end`, not `pos`
return (buf[end - 4]
| buf[end - 3] << 8
| buf[end - 2] << 16
| buf[end - 1] << 24) >>> 0;
}
/**
* Reads fixed 32 bits as an unsigned 32 bit integer.
* @returns {number} Value read
*/
Reader.prototype.fixed32 = function read_fixed32() {
/* istanbul ignore if */
if (this.pos + 4 > this.len)
throw indexOutOfRange(this, 4);
return readFixed32_end(this.buf, this.pos += 4);
};
/**
* Reads fixed 32 bits as a signed 32 bit integer.
* @returns {number} Value read
*/
Reader.prototype.sfixed32 = function read_sfixed32() {
/* istanbul ignore if */
if (this.pos + 4 > this.len)
throw indexOutOfRange(this, 4);
return readFixed32_end(this.buf, this.pos += 4) | 0;
};
/* eslint-disable no-invalid-this */
function readFixed64(/* this: Reader */) {
/* istanbul ignore if */
if (this.pos + 8 > this.len)
throw indexOutOfRange(this, 8);
return new LongBits(readFixed32_end(this.buf, this.pos += 4), readFixed32_end(this.buf, this.pos += 4));
}
/* eslint-enable no-invalid-this */
/**
* Reads fixed 64 bits.
* @name Reader#fixed64
* @function
* @returns {Long} Value read
*/
/**
* Reads zig-zag encoded fixed 64 bits.
* @name Reader#sfixed64
* @function
* @returns {Long} Value read
*/
/**
* Reads a float (32 bit) as a number.
* @function
* @returns {number} Value read
*/
Reader.prototype.float = function read_float() {
/* istanbul ignore if */
if (this.pos + 4 > this.len)
throw indexOutOfRange(this, 4);
var value = util.float.readFloatLE(this.buf, this.pos);
this.pos += 4;
return value;
};
/**
* Reads a double (64 bit float) as a number.
* @function
* @returns {number} Value read
*/
Reader.prototype.double = function read_double() {
/* istanbul ignore if */
if (this.pos + 8 > this.len)
throw indexOutOfRange(this, 4);
var value = util.float.readDoubleLE(this.buf, this.pos);
this.pos += 8;
return value;
};
/**
* Reads a sequence of bytes preceeded by its length as a varint.
* @returns {Uint8Array} Value read
*/
Reader.prototype.bytes = function read_bytes() {
var length = this.uint32(),
start = this.pos,
end = this.pos + length;
/* istanbul ignore if */
if (end > this.len)
throw indexOutOfRange(this, length);
this.pos += length;
if (Array.isArray(this.buf)) // plain array
return this.buf.slice(start, end);
return start === end // fix for IE 10/Win8 and others' subarray returning array of size 1
? new this.buf.constructor(0)
: this._slice.call(this.buf, start, end);
};
/**
* Reads a string preceeded by its byte length as a varint.
* @returns {string} Value read
*/
Reader.prototype.string = function read_string() {
var bytes = this.bytes();
return utf8.read(bytes, 0, bytes.length);
};
/**
* Skips the specified number of bytes if specified, otherwise skips a varint.
* @param {number} [length] Length if known, otherwise a varint is assumed
* @returns {Reader} `this`
*/
Reader.prototype.skip = function skip(length) {
if (typeof length === "number") {
/* istanbul ignore if */
if (this.pos + length > this.len)
throw indexOutOfRange(this, length);
this.pos += length;
} else {
do {
/* istanbul ignore if */
if (this.pos >= this.len)
throw indexOutOfRange(this);
} while (this.buf[this.pos++] & 128);
}
return this;
};
/**
* Skips the next element of the specified wire type.
* @param {number} wireType Wire type received
* @returns {Reader} `this`
*/
Reader.prototype.skipType = function(wireType) {
switch (wireType) {
case 0:
this.skip();
break;
case 1:
this.skip(8);
break;
case 2:
this.skip(this.uint32());
break;
case 3:
while ((wireType = this.uint32() & 7) !== 4) {
this.skipType(wireType);
}
break;
case 5:
this.skip(4);
break;
/* istanbul ignore next */
default:
throw Error("invalid wire type " + wireType + " at offset " + this.pos);
}
return this;
};
Reader._configure = function(BufferReader_) {
BufferReader = BufferReader_;
var fn = util.Long ? "toLong" : /* istanbul ignore next */ "toNumber";
util.merge(Reader.prototype, {
int64: function read_int64() {
return readLongVarint.call(this)[fn](false);
},
uint64: function read_uint64() {
return readLongVarint.call(this)[fn](true);
},
sint64: function read_sint64() {
return readLongVarint.call(this).zzDecode()[fn](false);
},
fixed64: function read_fixed64() {
return readFixed64.call(this)[fn](true);
},
sfixed64: function read_sfixed64() {
return readFixed64.call(this)[fn](false);
}
});
};
},{"15":15}],10:[function(require,module,exports){
"use strict";
module.exports = BufferReader;
// extends Reader
var Reader = require(9);
(BufferReader.prototype = Object.create(Reader.prototype)).constructor = BufferReader;
var util = require(15);
/**
* Constructs a new buffer reader instance.
* @classdesc Wire format reader using node buffers.
* @extends Reader
* @constructor
* @param {Buffer} buffer Buffer to read from
*/
function BufferReader(buffer) {
Reader.call(this, buffer);
/**
* Read buffer.
* @name BufferReader#buf
* @type {Buffer}
*/
}
/* istanbul ignore else */
if (util.Buffer)
BufferReader.prototype._slice = util.Buffer.prototype.slice;
/**
* @override
*/
BufferReader.prototype.string = function read_string_buffer() {
var len = this.uint32(); // modifies pos
return this.buf.utf8Slice(this.pos, this.pos = Math.min(this.pos + len, this.len));
};
/**
* Reads a sequence of bytes preceeded by its length as a varint.
* @name BufferReader#bytes
* @function
* @returns {Buffer} Value read
*/
},{"15":15,"9":9}],11:[function(require,module,exports){
"use strict";
module.exports = {};
/**
* Named roots.
* This is where pbjs stores generated structures (the option `-r, --root` specifies a name).
* Can also be used manually to make roots available accross modules.
* @name roots
* @type {Object.<string,Root>}
* @example
* // pbjs -r myroot -o compiled.js ...
*
* // in another module:
* require("./compiled.js");
*
* // in any subsequent module:
* var root = protobuf.roots["myroot"];
*/
},{}],12:[function(require,module,exports){
"use strict";
/**
* Streaming RPC helpers.
* @namespace
*/
var rpc = exports;
/**
* RPC implementation passed to {@link Service#create} performing a service request on network level, i.e. by utilizing http requests or websockets.
* @typedef RPCImpl
* @type {function}
* @param {Method|rpc.ServiceMethod<Message<{}>,Message<{}>>} method Reflected or static method being called
* @param {Uint8Array} requestData Request data
* @param {RPCImplCallback} callback Callback function
* @returns {undefined}
* @example
* function rpcImpl(method, requestData, callback) {
* if (protobuf.util.lcFirst(method.name) !== "myMethod") // compatible with static code
* throw Error("no such method");
* asynchronouslyObtainAResponse(requestData, function(err, responseData) {
* callback(err, responseData);
* });
* }
*/
/**
* Node-style callback as used by {@link RPCImpl}.
* @typedef RPCImplCallback
* @type {function}
* @param {Error|null} error Error, if any, otherwise `null`
* @param {Uint8Array|null} [response] Response data or `null` to signal end of stream, if there hasn't been an error
* @returns {undefined}
*/
rpc.Service = require(13);
},{"13":13}],13:[function(require,module,exports){
"use strict";
module.exports = Service;
var util = require(15);
// Extends EventEmitter
(Service.prototype = Object.create(util.EventEmitter.prototype)).constructor = Service;
/**
* A service method callback as used by {@link rpc.ServiceMethod|ServiceMethod}.
*
* Differs from {@link RPCImplCallback} in that it is an actual callback of a service method which may not return `response = null`.
* @typedef rpc.ServiceMethodCallback
* @template TRes extends Message<TRes>
* @type {function}
* @param {Error|null} error Error, if any
* @param {TRes} [response] Response message
* @returns {undefined}
*/
/**
* A service method part of a {@link rpc.Service} as created by {@link Service.create}.
* @typedef rpc.ServiceMethod
* @template TReq extends Message<TReq>
* @template TRes extends Message<TRes>
* @type {function}
* @param {TReq|Properties<TReq>} request Request message or plain object
* @param {rpc.ServiceMethodCallback<TRes>} [callback] Node-style callback called with the error, if any, and the response message
* @returns {Promise<Message<TRes>>} Promise if `callback` has been omitted, otherwise `undefined`
*/
/**
* Constructs a new RPC service instance.
* @classdesc An RPC service as returned by {@link Service#create}.
* @exports rpc.Service
* @extends util.EventEmitter
* @constructor
* @param {RPCImpl} rpcImpl RPC implementation
* @param {boolean} [requestDelimited=false] Whether requests are length-delimited
* @param {boolean} [responseDelimited=false] Whether responses are length-delimited
*/
function Service(rpcImpl, requestDelimited, responseDelimited) {
if (typeof rpcImpl !== "function")
throw TypeError("rpcImpl must be a function");
util.EventEmitter.call(this);
/**
* RPC implementation. Becomes `null` once the service is ended.
* @type {RPCImpl|null}
*/
this.rpcImpl = rpcImpl;
/**
* Whether requests are length-delimited.
* @type {boolean}
*/
this.requestDelimited = Boolean(requestDelimited);
/**
* Whether responses are length-delimited.
* @type {boolean}
*/
this.responseDelimited = Boolean(responseDelimited);
}
/**
* Calls a service method through {@link rpc.Service#rpcImpl|rpcImpl}.
* @param {Method|rpc.ServiceMethod<TReq,TRes>} method Reflected or static method
* @param {Constructor<TReq>} requestCtor Request constructor
* @param {Constructor<TRes>} responseCtor Response constructor
* @param {TReq|Properties<TReq>} request Request message or plain object
* @param {rpc.ServiceMethodCallback<TRes>} callback Service callback
* @returns {undefined}
* @template TReq extends Message<TReq>
* @template TRes extends Message<TRes>
*/
Service.prototype.rpcCall = function rpcCall(method, requestCtor, responseCtor, request, callback) {
if (!request)
throw TypeError("request must be specified");
var self = this;
if (!callback)
return util.asPromise(rpcCall, self, method, requestCtor, responseCtor, request);
if (!self.rpcImpl) {
setTimeout(function() { callback(Error("already ended")); }, 0);
return undefined;
}
try {
return self.rpcImpl(
method,
requestCtor[self.requestDelimited ? "encodeDelimited" : "encode"](request).finish(),
function rpcCallback(err, response) {
if (err) {
self.emit("error", err, method);
return callback(err);
}
if (response === null) {
self.end(/* endedByRPC */ true);
return undefined;
}
if (!(response instanceof responseCtor)) {
try {
response = responseCtor[self.responseDelimited ? "decodeDelimited" : "decode"](response);
} catch (err) {
self.emit("error", err, method);
return callback(err);
}
}
self.emit("data", response, method);
return callback(null, response);
}
);
} catch (err) {
self.emit("error", err, method);
setTimeout(function() { callback(err); }, 0);
return undefined;
}
};
/**
* Ends this service and emits the `end` event.
* @param {boolean} [endedByRPC=false] Whether the service has been ended by the RPC implementation.
* @returns {rpc.Service} `this`
*/
Service.prototype.end = function end(endedByRPC) {
if (this.rpcImpl) {
if (!endedByRPC) // signal end to rpcImpl
this.rpcImpl(null, null, null);
this.rpcImpl = null;
this.emit("end").off();
}
return this;
};
},{"15":15}],14:[function(require,module,exports){
"use strict";
module.exports = LongBits;
var util = require(15);
/**
* Constructs new long bits.
* @classdesc Helper class for working with the low and high bits of a 64 bit value.
* @memberof util
* @constructor
* @param {number} lo Low 32 bits, unsigned
* @param {number} hi High 32 bits, unsigned
*/
function LongBits(lo, hi) {
// note that the casts below are theoretically unnecessary as of today, but older statically
// generated converter code might still call the ctor with signed 32bits. kept for compat.
/**
* Low bits.
* @type {number}
*/
this.lo = lo >>> 0;
/**
* High bits.
* @type {number}
*/
this.hi = hi >>> 0;
}
/**
* Zero bits.
* @memberof util.LongBits
* @type {util.LongBits}
*/
var zero = LongBits.zero = new LongBits(0, 0);
zero.toNumber = function() { return 0; };
zero.zzEncode = zero.zzDecode = function() { return this; };
zero.length = function() { return 1; };
/**
* Zero hash.
* @memberof util.LongBits
* @type {string}
*/
var zeroHash = LongBits.zeroHash = "\0\0\0\0\0\0\0\0";
/**
* Constructs new long bits from the specified number.
* @param {number} value Value
* @returns {util.LongBits} Instance
*/
LongBits.fromNumber = function fromNumber(value) {
if (value === 0)
return zero;
var sign = value < 0;
if (sign)
value = -value;
var lo = value >>> 0,
hi = (value - lo) / 4294967296 >>> 0;
if (sign) {
hi = ~hi >>> 0;
lo = ~lo >>> 0;
if (++lo > 4294967295) {
lo = 0;
if (++hi > 4294967295)
hi = 0;
}
}
return new LongBits(lo, hi);
};
/**
* Constructs new long bits from a number, long or string.
* @param {Long|number|string} value Value
* @returns {util.LongBits} Instance
*/
LongBits.from = function from(value) {
if (typeof value === "number")
return LongBits.fromNumber(value);
if (util.isString(value)) {
/* istanbul ignore else */
if (util.Long)
value = util.Long.fromString(value);
else
return LongBits.fromNumber(parseInt(value, 10));
}
return value.low || value.high ? new LongBits(value.low >>> 0, value.high >>> 0) : zero;
};
/**
* Converts this long bits to a possibly unsafe JavaScript number.
* @param {boolean} [unsigned=false] Whether unsigned or not
* @returns {number} Possibly unsafe number
*/
LongBits.prototype.toNumber = function toNumber(unsigned) {
if (!unsigned && this.hi >>> 31) {
var lo = ~this.lo + 1 >>> 0,
hi = ~this.hi >>> 0;
if (!lo)
hi = hi + 1 >>> 0;
return -(lo + hi * 4294967296);
}
return this.lo + this.hi * 4294967296;
};
/**
* Converts this long bits to a long.
* @param {boolean} [unsigned=false] Whether unsigned or not
* @returns {Long} Long
*/
LongBits.prototype.toLong = function toLong(unsigned) {
return util.Long
? new util.Long(this.lo | 0, this.hi | 0, Boolean(unsigned))
/* istanbul ignore next */
: { low: this.lo | 0, high: this.hi | 0, unsigned: Boolean(unsigned) };
};
var charCodeAt = String.prototype.charCodeAt;
/**
* Constructs new long bits from the specified 8 characters long hash.
* @param {string} hash Hash
* @returns {util.LongBits} Bits
*/
LongBits.fromHash = function fromHash(hash) {
if (hash === zeroHash)
return zero;
return new LongBits(
( charCodeAt.call(hash, 0)
| charCodeAt.call(hash, 1) << 8
| charCodeAt.call(hash, 2) << 16
| charCodeAt.call(hash, 3) << 24) >>> 0
,
( charCodeAt.call(hash, 4)
| charCodeAt.call(hash, 5) << 8
| charCodeAt.call(hash, 6) << 16
| charCodeAt.call(hash, 7) << 24) >>> 0
);
};
/**
* Converts this long bits to a 8 characters long hash.
* @returns {string} Hash
*/
LongBits.prototype.toHash = function toHash() {
return String.fromCharCode(
this.lo & 255,
this.lo >>> 8 & 255,
this.lo >>> 16 & 255,
this.lo >>> 24 ,
this.hi & 255,
this.hi >>> 8 & 255,
this.hi >>> 16 & 255,
this.hi >>> 24
);
};
/**
* Zig-zag encodes this long bits.
* @returns {util.LongBits} `this`
*/
LongBits.prototype.zzEncode = function zzEncode() {
var mask = this.hi >> 31;
this.hi = ((this.hi << 1 | this.lo >>> 31) ^ mask) >>> 0;
this.lo = ( this.lo << 1 ^ mask) >>> 0;
return this;
};
/**
* Zig-zag decodes this long bits.
* @returns {util.LongBits} `this`
*/
LongBits.prototype.zzDecode = function zzDecode() {
var mask = -(this.lo & 1);
this.lo = ((this.lo >>> 1 | this.hi << 31) ^ mask) >>> 0;
this.hi = ( this.hi >>> 1 ^ mask) >>> 0;
return this;
};
/**
* Calculates the length of this longbits when encoded as a varint.
* @returns {number} Length
*/
LongBits.prototype.length = function length() {
var part0 = this.lo,
part1 = (this.lo >>> 28 | this.hi << 4) >>> 0,
part2 = this.hi >>> 24;
return part2 === 0
? part1 === 0
? part0 < 16384
? part0 < 128 ? 1 : 2
: part0 < 2097152 ? 3 : 4
: part1 < 16384
? part1 < 128 ? 5 : 6
: part1 < 2097152 ? 7 : 8
: part2 < 128 ? 9 : 10;
};
},{"15":15}],15:[function(require,module,exports){
"use strict";
var util = exports;
// used to return a Promise where callback is omitted
util.asPromise = require(1);
// converts to / from base64 encoded strings
util.base64 = require(2);
// base class of rpc.Service
util.EventEmitter = require(3);
// float handling accross browsers
util.float = require(4);
// requires modules optionally and hides the call from bundlers
util.inquire = require(5);
// converts to / from utf8 encoded strings
util.utf8 = require(7);
// provides a node-like buffer pool in the browser
util.pool = require(6);
// utility to work with the low and high bits of a 64 bit value
util.LongBits = require(14);
// global object reference
util.global = typeof window !== "undefined" && window
|| typeof global !== "undefined" && global
|| typeof self !== "undefined" && self
|| this; // eslint-disable-line no-invalid-this
/**
* An immuable empty array.
* @memberof util
* @type {Array.<*>}
* @const
*/
util.emptyArray = Object.freeze ? Object.freeze([]) : /* istanbul ignore next */ []; // used on prototypes
/**
* An immutable empty object.
* @type {Object}
* @const
*/
util.emptyObject = Object.freeze ? Object.freeze({}) : /* istanbul ignore next */ {}; // used on prototypes
/**
* Whether running within node or not.
* @memberof util
* @type {boolean}
* @const
*/
util.isNode = Boolean(util.global.process && util.global.process.versions && util.global.process.versions.node);
/**
* Tests if the specified value is an integer.
* @function
* @param {*} value Value to test
* @returns {boolean} `true` if the value is an integer
*/
util.isInteger = Number.isInteger || /* istanbul ignore next */ function isInteger(value) {
return typeof value === "number" && isFinite(value) && Math.floor(value) === value;
};
/**
* Tests if the specified value is a string.
* @param {*} value Value to test
* @returns {boolean} `true` if the value is a string
*/
util.isString = function isString(value) {
return typeof value === "string" || value instanceof String;
};
/**
* Tests if the specified value is a non-null object.
* @param {*} value Value to test
* @returns {boolean} `true` if the value is a non-null object
*/
util.isObject = function isObject(value) {
return value && typeof value === "object";
};
/**
* Checks if a property on a message is considered to be present.
* This is an alias of {@link util.isSet}.
* @function
* @param {Object} obj Plain object or message instance
* @param {string} prop Property name
* @returns {boolean} `true` if considered to be present, otherwise `false`
*/
util.isset =
/**
* Checks if a property on a message is considered to be present.
* @param {Object} obj Plain object or message instance
* @param {string} prop Property name
* @returns {boolean} `true` if considered to be present, otherwise `false`
*/
util.isSet = function isSet(obj, prop) {
var value = obj[prop];
if (value != null && obj.hasOwnProperty(prop)) // eslint-disable-line eqeqeq, no-prototype-builtins
return typeof value !== "object" || (Array.isArray(value) ? value.length : Object.keys(value).length) > 0;
return false;
};
/**
* Any compatible Buffer instance.
* This is a minimal stand-alone definition of a Buffer instance. The actual type is that exported by node's typings.
* @interface Buffer
* @extends Uint8Array
*/
/**
* Node's Buffer class if available.
* @type {Constructor<Buffer>}
*/
util.Buffer = (function() {
try {
var Buffer = util.inquire("buffer").Buffer;
// refuse to use non-node buffers if not explicitly assigned (perf reasons):
return Buffer.prototype.utf8Write ? Buffer : /* istanbul ignore next */ null;
} catch (e) {
/* istanbul ignore next */
return null;
}
})();
// Internal alias of or polyfull for Buffer.from.
util._Buffer_from = null;
// Internal alias of or polyfill for Buffer.allocUnsafe.
util._Buffer_allocUnsafe = null;
/**
* Creates a new buffer of whatever type supported by the environment.
* @param {number|number[]} [sizeOrArray=0] Buffer size or number array
* @returns {Uint8Array|Buffer} Buffer
*/
util.newBuffer = function newBuffer(sizeOrArray) {
/* istanbul ignore next */
return typeof sizeOrArray === "number"
? util.Buffer
? util._Buffer_allocUnsafe(sizeOrArray)
: new util.Array(sizeOrArray)
: util.Buffer
? util._Buffer_from(sizeOrArray)
: typeof Uint8Array === "undefined"
? sizeOrArray
: new Uint8Array(sizeOrArray);
};
/**
* Array implementation used in the browser. `Uint8Array` if supported, otherwise `Array`.
* @type {Constructor<Uint8Array>}
*/
util.Array = typeof Uint8Array !== "undefined" ? Uint8Array /* istanbul ignore next */ : Array;
/**
* Any compatible Long instance.
* This is a minimal stand-alone definition of a Long instance. The actual type is that exported by long.js.
* @interface Long
* @property {number} low Low bits
* @property {number} high High bits
* @property {boolean} unsigned Whether unsigned or not
*/
/**
* Long.js's Long class if available.
* @type {Constructor<Long>}
*/
util.Long = /* istanbul ignore next */ util.global.dcodeIO && /* istanbul ignore next */ util.global.dcodeIO.Long
|| /* istanbul ignore next */ util.global.Long
|| util.inquire("long");
/**
* Regular expression used to verify 2 bit (`bool`) map keys.
* @type {RegExp}
* @const
*/
util.key2Re = /^true|false|0|1$/;
/**
* Regular expression used to verify 32 bit (`int32` etc.) map keys.
* @type {RegExp}
* @const
*/
util.key32Re = /^-?(?:0|[1-9][0-9]*)$/;
/**
* Regular expression used to verify 64 bit (`int64` etc.) map keys.
* @type {RegExp}
* @const
*/
util.key64Re = /^(?:[\\x00-\\xff]{8}|-?(?:0|[1-9][0-9]*))$/;
/**
* Converts a number or long to an 8 characters long hash string.
* @param {Long|number} value Value to convert
* @returns {string} Hash
*/
util.longToHash = function longToHash(value) {
return value
? util.LongBits.from(value).toHash()
: util.LongBits.zeroHash;
};
/**
* Converts an 8 characters long hash string to a long or number.
* @param {string} hash Hash
* @param {boolean} [unsigned=false] Whether unsigned or not
* @returns {Long|number} Original value
*/
util.longFromHash = function longFromHash(hash, unsigned) {
var bits = util.LongBits.fromHash(hash);
if (util.Long)
return util.Long.fromBits(bits.lo, bits.hi, unsigned);
return bits.toNumber(Boolean(unsigned));
};
/**
* Merges the properties of the source object into the destination object.
* @memberof util
* @param {Object.<string,*>} dst Destination object
* @param {Object.<string,*>} src Source object
* @param {boolean} [ifNotSet=false] Merges only if the key is not already set
* @returns {Object.<string,*>} Destination object
*/
function merge(dst, src, ifNotSet) { // used by converters
for (var keys = Object.keys(src), i = 0; i < keys.length; ++i)
if (dst[keys[i]] === undefined || !ifNotSet)
dst[keys[i]] = src[keys[i]];
return dst;
}
util.merge = merge;
/**
* Converts the first character of a string to lower case.
* @param {string} str String to convert
* @returns {string} Converted string
*/
util.lcFirst = function lcFirst(str) {
return str.charAt(0).toLowerCase() + str.substring(1);
};
/**
* Creates a custom error constructor.
* @memberof util
* @param {string} name Error name
* @returns {Constructor<Error>} Custom error constructor
*/
function newError(name) {
function CustomError(message, properties) {
if (!(this instanceof CustomError))
return new CustomError(message, properties);
// Error.call(this, message);
// ^ just returns a new error instance because the ctor can be called as a function
Object.defineProperty(this, "message", { get: function() { return message; } });
/* istanbul ignore next */
if (Error.captureStackTrace) // node
Error.captureStackTrace(this, CustomError);
else
Object.defineProperty(this, "stack", { value: (new Error()).stack || "" });
if (properties)
merge(this, properties);
}
(CustomError.prototype = Object.create(Error.prototype)).constructor = CustomError;
Object.defineProperty(CustomError.prototype, "name", { get: function() { return name; } });
CustomError.prototype.toString = function toString() {
return this.name + ": " + this.message;
};
return CustomError;
}
util.newError = newError;
/**
* Constructs a new protocol error.
* @classdesc Error subclass indicating a protocol specifc error.
* @memberof util
* @extends Error
* @template T extends Message<T>
* @constructor
* @param {string} message Error message
* @param {Object.<string,*>} [properties] Additional properties
* @example
* try {
* MyMessage.decode(someBuffer); // throws if required fields are missing
* } catch (e) {
* if (e instanceof ProtocolError && e.instance)
* console.log("decoded so far: " + JSON.stringify(e.instance));
* }
*/
util.ProtocolError = newError("ProtocolError");
/**
* So far decoded message instance.
* @name util.ProtocolError#instance
* @type {Message<T>}
*/
/**
* A OneOf getter as returned by {@link util.oneOfGetter}.
* @typedef OneOfGetter
* @type {function}
* @returns {string|undefined} Set field name, if any
*/
/**
* Builds a getter for a oneof's present field name.
* @param {string[]} fieldNames Field names
* @returns {OneOfGetter} Unbound getter
*/
util.oneOfGetter = function getOneOf(fieldNames) {
var fieldMap = {};
for (var i = 0; i < fieldNames.length; ++i)
fieldMap[fieldNames[i]] = 1;
/**
* @returns {string|undefined} Set field name, if any
* @this Object
* @ignore
*/
return function() { // eslint-disable-line consistent-return
for (var keys = Object.keys(this), i = keys.length - 1; i > -1; --i)
if (fieldMap[keys[i]] === 1 && this[keys[i]] !== undefined && this[keys[i]] !== null)
return keys[i];
};
};
/**
* A OneOf setter as returned by {@link util.oneOfSetter}.
* @typedef OneOfSetter
* @type {function}
* @param {string|undefined} value Field name
* @returns {undefined}
*/
/**
* Builds a setter for a oneof's present field name.
* @param {string[]} fieldNames Field names
* @returns {OneOfSetter} Unbound setter
*/
util.oneOfSetter = function setOneOf(fieldNames) {
/**
* @param {string} name Field name
* @returns {undefined}
* @this Object
* @ignore
*/
return function(name) {
for (var i = 0; i < fieldNames.length; ++i)
if (fieldNames[i] !== name)
delete this[fieldNames[i]];
};
};
/**
* Default conversion options used for {@link Message#toJSON} implementations.
*
* These options are close to proto3's JSON mapping with the exception that internal types like Any are handled just like messages. More precisely:
*
* - Longs become strings
* - Enums become string keys
* - Bytes become base64 encoded strings
* - (Sub-)Messages become plain objects
* - Maps become plain objects with all string keys
* - Repeated fields become arrays
* - NaN and Infinity for float and double fields become strings
*
* @type {IConversionOptions}
* @see https://developers.google.com/protocol-buffers/docs/proto3?hl=en#json
*/
util.toJSONOptions = {
longs: String,
enums: String,
bytes: String,
json: true
};
// Sets up buffer utility according to the environment (called in index-minimal)
util._configure = function() {
var Buffer = util.Buffer;
/* istanbul ignore if */
if (!Buffer) {
util._Buffer_from = util._Buffer_allocUnsafe = null;
return;
}
// because node 4.x buffers are incompatible & immutable
// see: https://github.com/dcodeIO/protobuf.js/pull/665
util._Buffer_from = Buffer.from !== Uint8Array.from && Buffer.from ||
/* istanbul ignore next */
function Buffer_from(value, encoding) {
return new Buffer(value, encoding);
};
util._Buffer_allocUnsafe = Buffer.allocUnsafe ||
/* istanbul ignore next */
function Buffer_allocUnsafe(size) {
return new Buffer(size);
};
};
},{"1":1,"14":14,"2":2,"3":3,"4":4,"5":5,"6":6,"7":7}],16:[function(require,module,exports){
"use strict";
module.exports = Writer;
var util = require(15);
var BufferWriter; // cyclic
var LongBits = util.LongBits,
base64 = util.base64,
utf8 = util.utf8;
/**
* Constructs a new writer operation instance.
* @classdesc Scheduled writer operation.
* @constructor
* @param {function(*, Uint8Array, number)} fn Function to call
* @param {number} len Value byte length
* @param {*} val Value to write
* @ignore
*/
function Op(fn, len, val) {
/**
* Function to call.
* @type {function(Uint8Array, number, *)}
*/
this.fn = fn;
/**
* Value byte length.
* @type {number}
*/
this.len = len;
/**
* Next operation.
* @type {Writer.Op|undefined}
*/
this.next = undefined;
/**
* Value to write.
* @type {*}
*/
this.val = val; // type varies
}
/* istanbul ignore next */
function noop() {} // eslint-disable-line no-empty-function
/**
* Constructs a new writer state instance.
* @classdesc Copied writer state.
* @memberof Writer
* @constructor
* @param {Writer} writer Writer to copy state from
* @ignore
*/
function State(writer) {
/**
* Current head.
* @type {Writer.Op}
*/
this.head = writer.head;
/**
* Current tail.
* @type {Writer.Op}
*/
this.tail = writer.tail;
/**
* Current buffer length.
* @type {number}
*/
this.len = writer.len;
/**
* Next state.
* @type {State|null}
*/
this.next = writer.states;
}
/**
* Constructs a new writer instance.
* @classdesc Wire format writer using `Uint8Array` if available, otherwise `Array`.
* @constructor
*/
function Writer() {
/**
* Current length.
* @type {number}
*/
this.len = 0;
/**
* Operations head.
* @type {Object}
*/
this.head = new Op(noop, 0, 0);
/**
* Operations tail
* @type {Object}
*/
this.tail = this.head;
/**
* Linked forked states.
* @type {Object|null}
*/
this.states = null;
// When a value is written, the writer calculates its byte length and puts it into a linked
// list of operations to perform when finish() is called. This both allows us to allocate
// buffers of the exact required size and reduces the amount of work we have to do compared
// to first calculating over objects and then encoding over objects. In our case, the encoding
// part is just a linked list walk calling operations with already prepared values.
}
/**
* Creates a new writer.
* @function
* @returns {BufferWriter|Writer} A {@link BufferWriter} when Buffers are supported, otherwise a {@link Writer}
*/
Writer.create = util.Buffer
? function create_buffer_setup() {
return (Writer.create = function create_buffer() {
return new BufferWriter();
})();
}
/* istanbul ignore next */
: function create_array() {
return new Writer();
};
/**
* Allocates a buffer of the specified size.
* @param {number} size Buffer size
* @returns {Uint8Array} Buffer
*/
Writer.alloc = function alloc(size) {
return new util.Array(size);
};
// Use Uint8Array buffer pool in the browser, just like node does with buffers
/* istanbul ignore else */
if (util.Array !== Array)
Writer.alloc = util.pool(Writer.alloc, util.Array.prototype.subarray);
/**
* Pushes a new operation to the queue.
* @param {function(Uint8Array, number, *)} fn Function to call
* @param {number} len Value byte length
* @param {number} val Value to write
* @returns {Writer} `this`
* @private
*/
Writer.prototype._push = function push(fn, len, val) {
this.tail = this.tail.next = new Op(fn, len, val);
this.len += len;
return this;
};
function writeByte(val, buf, pos) {
buf[pos] = val & 255;
}
function writeVarint32(val, buf, pos) {
while (val > 127) {
buf[pos++] = val & 127 | 128;
val >>>= 7;
}
buf[pos] = val;
}
/**
* Constructs a new varint writer operation instance.
* @classdesc Scheduled varint writer operation.
* @extends Op
* @constructor
* @param {number} len Value byte length
* @param {number} val Value to write
* @ignore
*/
function VarintOp(len, val) {
this.len = len;
this.next = undefined;
this.val = val;
}
VarintOp.prototype = Object.create(Op.prototype);
VarintOp.prototype.fn = writeVarint32;
/**
* Writes an unsigned 32 bit value as a varint.
* @param {number} value Value to write
* @returns {Writer} `this`
*/
Writer.prototype.uint32 = function write_uint32(value) {
// here, the call to this.push has been inlined and a varint specific Op subclass is used.
// uint32 is by far the most frequently used operation and benefits significantly from this.
this.len += (this.tail = this.tail.next = new VarintOp(
(value = value >>> 0)
< 128 ? 1
: value < 16384 ? 2
: value < 2097152 ? 3
: value < 268435456 ? 4
: 5,
value)).len;
return this;
};
/**
* Writes a signed 32 bit value as a varint.
* @function
* @param {number} value Value to write
* @returns {Writer} `this`
*/
Writer.prototype.int32 = function write_int32(value) {
return value < 0
? this._push(writeVarint64, 10, LongBits.fromNumber(value)) // 10 bytes per spec
: this.uint32(value);
};
/**
* Writes a 32 bit value as a varint, zig-zag encoded.
* @param {number} value Value to write
* @returns {Writer} `this`
*/
Writer.prototype.sint32 = function write_sint32(value) {
return this.uint32((value << 1 ^ value >> 31) >>> 0);
};
function writeVarint64(val, buf, pos) {
while (val.hi) {
buf[pos++] = val.lo & 127 | 128;
val.lo = (val.lo >>> 7 | val.hi << 25) >>> 0;
val.hi >>>= 7;
}
while (val.lo > 127) {
buf[pos++] = val.lo & 127 | 128;
val.lo = val.lo >>> 7;
}
buf[pos++] = val.lo;
}
/**
* Writes an unsigned 64 bit value as a varint.
* @param {Long|number|string} value Value to write
* @returns {Writer} `this`
* @throws {TypeError} If `value` is a string and no long library is present.
*/
Writer.prototype.uint64 = function write_uint64(value) {
var bits = LongBits.from(value);
return this._push(writeVarint64, bits.length(), bits);
};
/**
* Writes a signed 64 bit value as a varint.
* @function
* @param {Long|number|string} value Value to write
* @returns {Writer} `this`
* @throws {TypeError} If `value` is a string and no long library is present.
*/
Writer.prototype.int64 = Writer.prototype.uint64;
/**
* Writes a signed 64 bit value as a varint, zig-zag encoded.
* @param {Long|number|string} value Value to write
* @returns {Writer} `this`
* @throws {TypeError} If `value` is a string and no long library is present.
*/
Writer.prototype.sint64 = function write_sint64(value) {
var bits = LongBits.from(value).zzEncode();
return this._push(writeVarint64, bits.length(), bits);
};
/**
* Writes a boolish value as a varint.
* @param {boolean} value Value to write
* @returns {Writer} `this`
*/
Writer.prototype.bool = function write_bool(value) {
return this._push(writeByte, 1, value ? 1 : 0);
};
function writeFixed32(val, buf, pos) {
buf[pos ] = val & 255;
buf[pos + 1] = val >>> 8 & 255;
buf[pos + 2] = val >>> 16 & 255;
buf[pos + 3] = val >>> 24;
}
/**
* Writes an unsigned 32 bit value as fixed 32 bits.
* @param {number} value Value to write
* @returns {Writer} `this`
*/
Writer.prototype.fixed32 = function write_fixed32(value) {
return this._push(writeFixed32, 4, value >>> 0);
};
/**
* Writes a signed 32 bit value as fixed 32 bits.
* @function
* @param {number} value Value to write
* @returns {Writer} `this`
*/
Writer.prototype.sfixed32 = Writer.prototype.fixed32;
/**
* Writes an unsigned 64 bit value as fixed 64 bits.
* @param {Long|number|string} value Value to write
* @returns {Writer} `this`
* @throws {TypeError} If `value` is a string and no long library is present.
*/
Writer.prototype.fixed64 = function write_fixed64(value) {
var bits = LongBits.from(value);
return this._push(writeFixed32, 4, bits.lo)._push(writeFixed32, 4, bits.hi);
};
/**
* Writes a signed 64 bit value as fixed 64 bits.
* @function
* @param {Long|number|string} value Value to write
* @returns {Writer} `this`
* @throws {TypeError} If `value` is a string and no long library is present.
*/
Writer.prototype.sfixed64 = Writer.prototype.fixed64;
/**
* Writes a float (32 bit).
* @function
* @param {number} value Value to write
* @returns {Writer} `this`
*/
Writer.prototype.float = function write_float(value) {
return this._push(util.float.writeFloatLE, 4, value);
};
/**
* Writes a double (64 bit float).
* @function
* @param {number} value Value to write
* @returns {Writer} `this`
*/
Writer.prototype.double = function write_double(value) {
return this._push(util.float.writeDoubleLE, 8, value);
};
var writeBytes = util.Array.prototype.set
? function writeBytes_set(val, buf, pos) {
buf.set(val, pos); // also works for plain array values
}
/* istanbul ignore next */
: function writeBytes_for(val, buf, pos) {
for (var i = 0; i < val.length; ++i)
buf[pos + i] = val[i];
};
/**
* Writes a sequence of bytes.
* @param {Uint8Array|string} value Buffer or base64 encoded string to write
* @returns {Writer} `this`
*/
Writer.prototype.bytes = function write_bytes(value) {
var len = value.length >>> 0;
if (!len)
return this._push(writeByte, 1, 0);
if (util.isString(value)) {
var buf = Writer.alloc(len = base64.length(value));
base64.decode(value, buf, 0);
value = buf;
}
return this.uint32(len)._push(writeBytes, len, value);
};
/**
* Writes a string.
* @param {string} value Value to write
* @returns {Writer} `this`
*/
Writer.prototype.string = function write_string(value) {
var len = utf8.length(value);
return len
? this.uint32(len)._push(utf8.write, len, value)
: this._push(writeByte, 1, 0);
};
/**
* Forks this writer's state by pushing it to a stack.
* Calling {@link Writer#reset|reset} or {@link Writer#ldelim|ldelim} resets the writer to the previous state.
* @returns {Writer} `this`
*/
Writer.prototype.fork = function fork() {
this.states = new State(this);
this.head = this.tail = new Op(noop, 0, 0);
this.len = 0;
return this;
};
/**
* Resets this instance to the last state.
* @returns {Writer} `this`
*/
Writer.prototype.reset = function reset() {
if (this.states) {
this.head = this.states.head;
this.tail = this.states.tail;
this.len = this.states.len;
this.states = this.states.next;
} else {
this.head = this.tail = new Op(noop, 0, 0);
this.len = 0;
}
return this;
};
/**
* Resets to the last state and appends the fork state's current write length as a varint followed by its operations.
* @returns {Writer} `this`
*/
Writer.prototype.ldelim = function ldelim() {
var head = this.head,
tail = this.tail,
len = this.len;
this.reset().uint32(len);
if (len) {
this.tail.next = head.next; // skip noop
this.tail = tail;
this.len += len;
}
return this;
};
/**
* Finishes the write operation.
* @returns {Uint8Array} Finished buffer
*/
Writer.prototype.finish = function finish() {
var head = this.head.next, // skip noop
buf = this.constructor.alloc(this.len),
pos = 0;
while (head) {
head.fn(head.val, buf, pos);
pos += head.len;
head = head.next;
}
// this.head = this.tail = null;
return buf;
};
Writer._configure = function(BufferWriter_) {
BufferWriter = BufferWriter_;
};
},{"15":15}],17:[function(require,module,exports){
"use strict";
module.exports = BufferWriter;
// extends Writer
var Writer = require(16);
(BufferWriter.prototype = Object.create(Writer.prototype)).constructor = BufferWriter;
var util = require(15);
var Buffer = util.Buffer;
/**
* Constructs a new buffer writer instance.
* @classdesc Wire format writer using node buffers.
* @extends Writer
* @constructor
*/
function BufferWriter() {
Writer.call(this);
}
/**
* Allocates a buffer of the specified size.
* @param {number} size Buffer size
* @returns {Buffer} Buffer
*/
BufferWriter.alloc = function alloc_buffer(size) {
return (BufferWriter.alloc = util._Buffer_allocUnsafe)(size);
};
var writeBytesBuffer = Buffer && Buffer.prototype instanceof Uint8Array && Buffer.prototype.set.name === "set"
? function writeBytesBuffer_set(val, buf, pos) {
buf.set(val, pos); // faster than copy (requires node >= 4 where Buffers extend Uint8Array and set is properly inherited)
// also works for plain array values
}
/* istanbul ignore next */
: function writeBytesBuffer_copy(val, buf, pos) {
if (val.copy) // Buffer values
val.copy(buf, pos, 0, val.length);
else for (var i = 0; i < val.length;) // plain array values
buf[pos++] = val[i++];
};
/**
* @override
*/
BufferWriter.prototype.bytes = function write_bytes_buffer(value) {
if (util.isString(value))
value = util._Buffer_from(value, "base64");
var len = value.length >>> 0;
this.uint32(len);
if (len)
this._push(writeBytesBuffer, len, value);
return this;
};
function writeStringBuffer(val, buf, pos) {
if (val.length < 40) // plain js is faster for short strings (probably due to redundant assertions)
util.utf8.write(val, buf, pos);
else
buf.utf8Write(val, pos);
}
/**
* @override
*/
BufferWriter.prototype.string = function write_string_buffer(value) {
var len = Buffer.byteLength(value);
this.uint32(len);
if (len)
this._push(writeStringBuffer, len, value);
return this;
};
/**
* Finishes the write operation.
* @name BufferWriter#finish
* @function
* @returns {Buffer} Finished buffer
*/
},{"15":15,"16":16}]},{},[8])
})();
//# sourceMappingURL=protobuf.js.map
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